Long-Term Debt (Detail) - USD ($)
$ in Thousands
Feb. 29, 2020
Feb. 28, 2019
Debt Instrument [Line Items]    
Notes and Mortgage Payable to bank $ 0 $ 23
Less current maturities 0 (23)
Long-term debt, less current maturities 0  
Mortgage payable to bank    
Debt Instrument [Line Items]    
Notes and Mortgage Payable to bank $ 0 $ 23